Non-contact unlocking method for mobile terminal

Abstract

The present invention provides a non-contact unlocking method for a mobile terminal. The method includes: making the mobile terminal enter the state to be unlocked, and determining the starting point of the unlocking input; continuously receiving the user's unlocking input to the mobile terminal, and passing the direction of the sensor Change record the track point corresponding to the unlocking input process; determine the end point of the unlocking input to form an unlocking track in the air; identify the unlocking track and convert it into an unlocking password; compare it with the unlocking password preset by the mobile terminal, if If the match is successful, the mobile terminal enters the unlocked state. By providing the non-contact unlocking method, the present invention enables the user to use a hand-held mobile terminal to draw an unlocking pattern in the air to unlock. The advantage is that no scratches are generated during the unlocking process, the password is not easy to be deciphered, and the unlocking is convenient and reliable without restrictive conditions, which improves the user experience.

Description

technical field [0001] The invention relates to the technical field of mobile terminals, in particular to a non-contact unlocking method for a mobile terminal. Background technique [0002] With the development of technology, there are more and more smart mobile terminal devices and more and more applications, and security issues are becoming more and more prominent. First of all, the screen lock is the first security barrier for smart mobile terminals, such as smartphones. If this barrier is breached, the information in the smart terminal device will be leaked. [0003] Currently there are three methods of screen lock: password method, pattern method and face recognition method. The first two methods are operated on the touch screen, but both methods can be deciphered. For example, the password method is easy to be stolen by third-party spyware, while the pattern unlock method is relatively easy to decipher through the finger marks left on the screen. Although the face re...

AI Technical Summary

Problems solved by technology

The first two methods are operated on the touch screen, but the two methods can be deciphered, for example, the password method is easy to be stolen by third-party spyware, while the pattern unlock method is relatively easy to decipher through the finger marks left on the screen

Although the face recognition method can solve the above problems, there are still certain limitations in its use. For example, it cannot be recognized when the light is dark, and the recognition also has a certain error rate.

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